--- a/test/hotspot/jtreg/gc/arguments/GCTypes.java	Wed Nov 13 11:21:15 2019 +0100
+++ b/test/hotspot/jtreg/gc/arguments/GCTypes.java	Wed Nov 13 11:37:29 2019 +0100
@@ -70,7 +70,6 @@
 
     public static enum YoungGCType implements GCType {
         DefNew("Copy"),
-        ParNew("ParNew"),
         PSNew("PS Scavenge"),
         G1("G1 Young Generation");
 
@@ -95,7 +94,6 @@
 
     public static enum OldGCType implements GCType {
         Serial("MarkSweepCompact"),
-        CMS("ConcurrentMarkSweep"),
         PSOld("PS MarkSweep"),
         G1("G1 Old Generation");